..Specifically, this research shows that a dopamine antagonist, pimozide, changes response rates through the direct action of the drug but changes time perception through the CRs elicited by drug administration...

The role of dopamine in the timing of Pavlovian conditioned keypecking in ring doves

T OhyamaDepartment of Psychology, Columbia University in the City of New York, 406 Schermerhorn Hall, New York, NY 10027, USAPharmacol Biochem Behav 69:617-27. 2001